MP2610 MPS, MP2610 Datasheet - Page 3

• Manufacturer Part Number: MP2610
• Description: 2a, 24v Input, 1.1mhz 1/2 - Cell Switching Li-ion Battery Charger
• Manufacturer: MPS

ELECTRICAL CHARACTERISTICS
V
MP2610 Rev. 0.91
7/13/2010
Parameters
Terminal Battery Voltage
CSP，BATT Current
Switch On Resistance
Switch Leakage
Peak Current Limit
CC current
Trickle charge current
Trickle
threshold
Trickle charge hysteresis
Termination current threshold
Oscillator Frequency
Fold-back Frequency
Maximum Duty Cycle
Maximum
Voltage (CSP to BATT)
Minimum On Time
Under
Threshold Rising
Under
Threshold Hysteresis
Open-drain
(
Dead-battery indication
Termination delay
Recharge threshold at V
Recharge Hysteresis
NTC
Threshold
NTC
Threshold
VIN min head-room (reverse
blocking)
IN
ACOK
= 19V, T
High
Low
), ( CHGOK )
Voltage
Voltage
charge
A
current
MP2610 – 2A, 24V INPUT, 1.1MHz 1-2CELL SWITCHING LI-ION BATTERY CHARGER
= +25°C, CELLS=0V, unless otherwise noted.
sink
Temp
Temp
Lockout
Lockout
MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited.
voltage
BATT
current
Falling
Sense
Rising
I
Symbol Condition
CSP
R
I
V
V
TRICKLE
V
RECHG
DS(ON)
SENSE
f
I
t
I
BATT
SW
CC
ON
,I
BF
BATT
© 2010 MPS. All Rights Reserved.
CELLS=0V
CELLS= VREF33
Charging disabled
CC Mode
Trickle Mode
RS1= 100mΩ
CELLS=0V
CELLS=3.3V
CELLS=0V,
V
V
CELLS=0V,
V
V
Stay at trickle mode
Time after I
R
Recovery Hysteresis
R
Recovery Hysteresis
VIN − VBATT
EN
BATT
BATT
BATT
DRAIN
NTC
NTC
www.MonolithicPower.com
= 4V, V
=NCP18XH103 (0°C)
=NCP18XH103 (50°C)
=4.5V
=0V
=5V
=0.3V
BF
SW
reached
= 0V
4.168
8.337
Min
170
1.8
5%
87
3
5
10%
10%
1.75
Typ
350
350
200
100
200
100
180
4.2
8.4
0.2
3.8
2.0
2.8
5.6
1.1
3.2
4.0
30
73
30
0
1
3
2
4.232
8.463
Max
15%
230
2.2
3.4
10
1
VREF33
VREF33
mV/Cell
Units
V/cell
MHz
kHz
%of
%of
min
min
mV
mV
mV
mA
mV
µA
μA
I
I
ns
%
Ω
V
A
A
A
CC
V
V
CC
V
3